The lamprophyllite group includes:
barytolamprophyllite:
(BaK)Ti2Na3Ti(Si2O7)2O2(OH)2
bornemanite:
Na6(Na☐)Ba2Ti2Nb2(Si2O7)4(PO4)2O4(OH)2F2
epistolite:
(Na☐)Nb2Na3Ti(Si2O7)2O2(OH)2(H2O)4
lamprophyllite:
(SrNa)Ti2Na3Ti(Si2O7)2O2(OH)2
shkatulkalite:
Na10MnTi3Nbi3(Si2O7)6(OH)2F.12H2O
vuonnemite:
Na6Na2Nb2Na3Ti(Si2O7)2(PO4)2O2(OF)
The lamprophyllite group is a member of the
seidozerite supergroup
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